Supplemental type certificates

49,114 STCs, most recently changed first. Search by what an STC changes, its holder or a model.

Query with SQL
duckdb -csv -c "SELECT stc_number, description, holder, status, status_date
  FROM 'https://openairdocs.org/data/latest/faa_stc.parquet'
  ORDER BY status_date DESC NULLS LAST, stc_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

STC SA1597NMInstallation of aft fuselage fuel tank fill system.Sierra Industries Ltd. · Jul 31, 2017STC SA1598NMInstallation of tailcone baggage compartment modification,including access door modification.Sierra Industries Ltd. · Jul 31, 2017STC SA1627WEInstallation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, conical cambered wing tips and flap actuated elevator trim spring.Sierra Industries Ltd. · Jul 31, 2017STC SA1663NMAddition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes.Sierra Industries Ltd. · Jul 31, 2017STC SA1689WEInstallation of drooped ailerons in flaps down mode, contoured wing leading edge and wing stall fences. (172A, B, C, D, E, F, G, H, K, L, M, N, P LANDPLANES AND FLOAT-PLANES) (172 LANDPLANES ONLY)Sierra Industries Ltd. · Jul 31, 2017STC SA1755NMInstallation of positive flap retraction system.Sierra Industries Ltd. · Jul 31, 2017STC SA1756NMInstallation of positive flap retraction system.Sierra Industries Ltd. · Jul 31, 2017STC SA1782WEInstallation of drooped ailerons, drooped wing leading edge, stall fence and rudder seal.Sierra Industries Ltd. · Jul 31, 2017STC SA18NWInstallation of Fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.Sierra Industries Inc · Jul 31, 2017STC SA1977WEInstallation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.Sierra Industries Ltd. · Jul 31, 2017STC SA2002WEInstallation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.Sierra Industries Ltd. · Jul 31, 2017STC SA2003WEInstallation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals. (180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H LANDPLANE; SKIPLANE; FLOATPLANE)Sierra Industries Ltd. · Jul 31, 2017STC SA2004WEInstallation of contoured wing leading edge and following options: stall fences, Robertson wing tips, positive aileron seals.Sierra Industries Ltd. · Jul 31, 2017STC SA2119WEInstallation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.Sierra Industries Inc · Jul 31, 2017STC SA2121WEInstallation of recontoured wing leading edge, drooped ailerons in flaps down mode, stall fences, and elevator trim spring.Sierra Industries Ltd. · Jul 31, 2017STC SA2143WEInstallation of recontoured wing leading edge, drooped ailerons in flaps down mode, wing stall fences, fuselage flap, raked wing tips, flap actuated elevator trim spring, modified flap cove and dorsal fin. (PA-28-235 S/N28-10001 thru 28-7210023)Sierra Industries Ltd. · Jul 31, 2017STC SA215RMInstallation of extended width cabin door.Sierra Industries Inc · Jul 31, 2017STC SA2172NMInstallation of LONGWING modification including wing tip extensions, extended pneumatic de-ice boot, increased fuel capacity, and other minor refinements.Sierra Industries Ltd. · Jul 31, 2017STC SA2179WEInstallation of leading edge cuff, drooped ailerons in flaps down mode, wing stall fences, raked wing tips, fuselage flap, stabilator trim spring and dorsal fin (optional). (PA-28-180 S/N 28-03, 28-1 thru 28-7205318; S/N 28-E13) (PA-28 SERIES 7305001 AN D UPSierra Industries Ltd. · Jul 31, 2017STC SA2189WEInstallation of recontoured wing leading edge, stall fences, wing tips, and positive aileron seals. (185, 185A, 185B, 185C, 185E LANDPLANE; FLOATPLANE AND AMPHIBIAN) (185D SKIPLANE)Sierra Industries Ltd. · Jul 31, 2017STC SA2191WEInstallation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.Sierra Industries Ltd. · Jul 31, 2017STC SA2192WEInstallation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.Sierra Industries Ltd. · Jul 31, 2017STC SA2202WEInstallation of recontoured leading edge, drooped ailerons in flaps down mode, fuselage flap, stabilator trim spring, wing stall fences, raked wing tips and dorsal fin (optional). (PA-28R-200 s/n 28R-35001 thru 28R-7135329 and s/n 28-R-235001 and up)Sierra Industries Ltd. · Jul 31, 2017STC SA2217WEInstallation of recontoured wing leading edge, raked wing tips, fuselage flap, wing stall fences, drooped ailerons in flaps down mode and dorsal fin (optional). (PA-32S-300 landplane only)Sierra Industries Ltd. · Jul 31, 2017STC SA2242WEInstallation of recontoured wing leading edge and stall fences.Sierra Industries Ltd. · Jul 31, 2017STC SA2312WEInstallation of leading edge cuffs, stall fences, stall strips drooped ailerons, flap actuated stabilator trim system, raked wing tips(optional) and dorsal fin.Sierra Industries Inc · Jul 31, 2017STC SA2326WEInstallation of recontoured wing leading edge, stall fences, and wing tips. (P206A LANDPLANE) (TP206E LANDPLANE AND SKIPLANE) (P206 LANDPLANE AND FLOATPLANE) (TU206E SKIPLANE)Sierra Industries Ltd. · Jul 31, 2017STC SA2327WEInstallation of recontoured wing leading edge, stall fences, and wing tips.Sierra Industries Ltd. · Jul 31, 2017STC SA2442WEInstallation of dual hydraulic pump.Sierra Industries Ltd. · Jul 31, 2017STC SA2445WEInstallation of recontoured inboard wing leading edge, stall fences, drooped ailerons in flaps down mode, rudder anti-servo tab system.Sierra Industries Ltd. · Jul 31, 2017STC SA2495WEInstallation of recontoured wing leading edge, staff fences, drooped ailerons in flaps down mode, flap actuated stabilator trim system, new wing tips, SC-100 stall warning system.Sierra Industries Ltd. · Jul 31, 2017STC SA2646NMOptional takeoff gross weight increase for airplanes modified in accordance with STC SA2172NM which includes wing tip extensions, extended pneumatic de-ice boot, and increased fuel capacity.Sierra Industries Ltd. · Jul 31, 2017STC SA2714NMInstallation of extended range fuselage auxiliary fuel tankSierra Industries Ltd. · Jul 31, 2017STC SA2736NMInstallation of two-zone temperature control system MU-300 (S/N A023SA only)Sierra Industries Ltd. · Jul 31, 2017STC SA2737NMInstallation of aft fuselage maintenance access doors.Sierra Industries Ltd. · Jul 31, 2017STC SA2744NMInstallation of extended range fuselage auxiliary fuel tank.Sierra Industries Ltd. · Jul 31, 2017STC SA2745NMInstallation of aft fuselage fuel tank fill system.Sierra Industries Ltd. · Jul 31, 2017STC SA286NWInstallation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, and conical cambered wing tips.Sierra Industries Inc · Jul 31, 2017STC SA292NWInstallation of cooling louvers on top of both (L.H. and R.H.) nacelle accessory sections.Sierra Industries Inc · Jul 31, 2017STC SA29NWInstallation of Fowler Flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab. (402B NORMAL CATEGORY)Sierra Industries Inc · Jul 31, 2017STC SA3002WEInstallation of wing tip fuel tanks of 17 gal capacity (each).Sierra Industries Ltd. · Jul 31, 2017STC SA311NWInstallation of full span flaps by removing aileron and changing the deployment route of all flaps.Sierra Industries Inc · Jul 31, 2017STC SA3376NMInstallation of fowler flaps and a flap activated elevator up spring.Sierra Industries Ltd. · Jul 31, 2017STC SA3853SWInstall three auxiliary bladder type fuel tanks in each wing.Sierra Industries Ltd. · Jul 31, 2017STC SA3885NMInstallation of medical air transport unit.Sierra Industries Ltd. · Jul 31, 2017STC SA4098NMInstallation of a replacement cabin door hinge assembly.Sierra Industries Ltd. · Jul 31, 2017STC SA4099NMInstallation of a replacement cabin door hinge assembly.Sierra Industries Ltd. · Jul 31, 2017STC SA438NWAddition of Fowler wing flaps aileron droop system, elevator trim spring and new flap actuation system.Sierra Industries Inc · Jul 31, 2017STC SA4406NMInstallation of Pratt & Whitney JT15D-4 engines including minor aircraft modifications.Sierra Industries Ltd. · Jul 31, 2017STC SA474NWReplace original split flaps with Fowler flaps.Sierra Industries Inc · Jul 31, 2017